hi all, i need to put up some corrugated sheets on my W I R roof (16 ft by 6 ft) i no i have to make a wooden frame etc as it needs to go on a metal frame, so i need to know wot thickness do i need for the plastic sheets as i have no idea !!! tried tarp but the wind just took it clean of, so i'm giving in and having to get it, if i want the ladies to stay dry.HELP Thanks Debby xx

Have a look on e bay, item number 280881956569 click on other items for sale. They do three thicknesses. I've used the middle one, plenty thick enough. Reckon you could get away with the lighter one to e honest.